package com.huangliusong.desigin.pattern.behavioral.interator;

/**
 * @author huangliusong
 * @since 2018/10/13
 * {@link }
 */
public interface CourseAggregate {
    void addCourse(Course course);
    void removeCourse(Course course);
    CourseIterator getCourseIterator();
    
}
